From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AAE1A2141AE; Wed, 25 Sep 2024 12:12:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727266351; cv=none; b=ufKCcy1JZRcZ+Snk68w7CghuWUirPB/dYscfsoTzdazCcQNm5iX7N1emFhlJg6mIyOZmAbmxR1GCPOV2WZ4JqvfdLqujCsZeYbbDL6BPX7BMvGtmyf6iheHHuxwzOhmZ/B8FjAbmLR8fYYdypdL/0vhtn4cy3pzDxPCI9iupaDE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727266351; c=relaxed/simple; bh=qXzFBmeGGR4ZWh1gpembWTg3vGj87Ym7NJoIge59Vd4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SneZ4oUFeuDmeuEkt/db7Zm1KcWc3sqN17b6ZhoymuoJl35AAED44S70M67rN6s26SBn+XuQHHdGc+rP7duoKhn27DNBZWWpwkIVyl+tMJosPmfBT1KC4CMdRsToLeYG9J6b8w4EzqsvjZtwoqjtwtsvPXxJhnFqs4Ee3t5jtmE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JjyE9cKU; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="JjyE9cKU" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A155FC4CECE; Wed, 25 Sep 2024 12:12:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727266351; bh=qXzFBmeGGR4ZWh1gpembWTg3vGj87Ym7NJoIge59Vd4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JjyE9cKUu3K9yDd20o7jTycBumLmbsoJKUGqkCXyjGqRB3jHmslxtsW0+oboPdcPl R54N008gJebQoh8AaxT+rlMCJMXwgzndGbiSOwX/6akn6WeLGeVfLNHvxhtO1sAfej pg0LFYCyyis+p/DqDO7jlhjpNitbFAHkFif50a+BQ2gdh2R5fAbBCxfrWCutN2fyZv ix4okEJlz9atRyjc6zdQpJ82F2UPlcxLO+TARtZjvEyuoYiS2xJCsjCpUoeY3I4Li2 NweSGE2le4bVGuzkCqSrgbvv/aafPqF8B/DuWBxXaqOE2uzgzEUDNT5suOnik52ngj jdVtETwvqtw2A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hans de Goede , "Rafael J . Wysocki" , Sasha Levin , rafael@kernel.org, linux-acpi@vger.kernel.org Subject: [PATCH AUTOSEL 6.6 023/139] ACPI: video: Add force_vendor quirk for Panasonic Toughbook CF-18 Date: Wed, 25 Sep 2024 08:07:23 -0400 Message-ID: <20240925121137.1307574-23-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240925121137.1307574-1-sashal@kernel.org> References: <20240925121137.1307574-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.52 Content-Transfer-Encoding: 8bit From: Hans de Goede [ Upstream commit eb7b0f12e13ba99e64e3a690c2166895ed63b437 ] The Panasonic Toughbook CF-18 advertises both native and vendor backlight control interfaces. But only the vendor one actually works. acpi_video_get_backlight_type() will pick the non working native backlight by default, add a quirk to select the working vendor backlight instead. Signed-off-by: Hans de Goede Link: https://patch.msgid.link/20240907124419.21195-1-hdegoede@redhat.com Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/video_detect.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 16ab2d9ef67f3..e96afb1622f95 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -260,6 +260,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "PCG-FRV35"), }, }, + { + .callback = video_detect_force_vendor, + /* Panasonic Toughbook CF-18 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Matsushita Electric Industrial"), + DMI_MATCH(DMI_PRODUCT_NAME, "CF-18"), + }, + }, /* * Toshiba models with Transflective display, these need to use -- 2.43.0